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Joseph D. Gelfand


Click on the titles below to find US government-authored or -collected reports written by Joseph D. Gelfand

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A Wide-Field, Low-Frequency Radio Survey of the Field of M31. 1. Construction and Statistical Analysis of the Source Catalog NOV 2004 13 pages
Authors:  Joseph D. Gelfand; T. J. Lazio; B. M. Gaensler; HARVARD-SMITHSONIAN CENTER FOR ASTROPHYSICS CAMBRIDGE MA
The full text of this report is available for sale.We present here the results of a 325 MHz radio survey of M31, conducted with the A configuration of the Very Large Array (VLA). The survey covered an area of 7.6 deg^2, and a total of 405 radio sources were mapped. For each source, its morphological class, major axis, minor axis, position angle, peak flux, integrated flux density, spectral index, and spectral curvature parameter were calculated. A comparison of the ...


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